Breed Anger (Red)

Combo - When this attacks, if Crouching Tiger was the last attack this combat chain, this gets go again and create a Crouching Tiger in your banished zone. You may play it this turn.

Rulings

From the Part the Mistveil release notes

Breed Anger triggers when it resolves on the stack and becomes an attacking card. Whether a Crouching Tiger was the last attack this combat chain before Breed Anger is checked on the resolution of the trigger (during the attack step).
If you do not play Crouching Tiger the turn it was created by this card’s effect, it remains in the banished zone.

Keyword notes

Combo - A ninja mechanic that showcases the power of playing multiple attacks in a perfect sequence. Combo cares about the last (previous) attack that was played in the combat chain.

The last attack does not have to have hit for combo to be active.
Only the name of the last attack matters, other variables such as the pitch cost does not matter.
You may still play the attack even if combo isn’t active.
The last attack does not have to have hit.

All keywords

Go again - Go again allows multiple actions to be played in a turn when usually playing an action with use up your action point, and therefore end your turn. A card with go again gives the controller of that card or activated ability 1 action point when it resolves.

When an action with go again resolves, its controller gains 1 action point.
Multiple instances of go again on the same card or activated ability do not stack. If a card or activated ability has multiple instances of go again when it resolves its controller gains 1 action point only.
If an action with go again does not resolve, its controller does not gain 1 action point.
You cannot reveal a card with no to Belittle. The card must have a value to its power that is 3 or less. (0 is a value)